/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to you under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package io.mycat.calcite.sqlfunction.stringfunction;


import org.apache.calcite.schema.ScalarFunction;
import org.apache.calcite.schema.impl.ScalarFunctionImpl;

import java.util.UUID;


public class UUIDFunction extends MycatStringFunction {
    public static ScalarFunction scalarFunction = ScalarFunctionImpl.create(UUIDFunction.class,
            "uuid");
    public static UUIDFunction INSTANCE = new UUIDFunction();


    public UUIDFunction() {
        super("uuid", scalarFunction);
    }

    public static String uuid() {
       return UUID.randomUUID().toString();
    }
}

